trajectory的词源

英文词源

trajectory (n.)

"path described by a body moving under the influence of given forces," 1690s, from Modern Latin trajectorium, from trajectorius "of or pertaining to throwing across," from Latin traiectus "thrown over or across," past participle of traicere "throw across, shoot across," from Latin trans- "across" (see trans-) + icere, combining form of iacere "to throw" (see jet (v.)). Middle French and Middle English had trajectorie as "end of a funnel," from Latin traiectorium.

中文词源

trajectory：弹道，轨道

词根词缀： tra-横过,越过 + -ject-投,射 + -ory

该词的英语词源请访问找单词词源英文版：trajectory 词源，trajectory 含义。

trajectory：轨迹，踪迹，弹道

tra-,转移，穿过，-ject,扔，投射，词源同project,jet.引申词义轨迹，踪迹，弹道等。

trajectory：轨迹，踪迹，弹道

tra-,转移，穿过，-ject,扔，投射，词源同 project,jet.引申词义轨迹，踪迹，弹道等。